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EKG Certification Exam Questions & Verified Answers

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EKG Certification Exam Questions & Verified Answers Define: Repolarization - correct answer when the heart recovers electronically Define: Depolarization - correct answer contraction of cardiac cells What does the QRS wave represent? - correct answer ventricular contraction What does the T wave represent? - correct answer ventricular relaxation

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EKG Certification Exam
Questions & Verified Answers

What does the P wave represent? - correct answer ✔✔atrial contraction



Define: Repolarization - correct answer ✔✔when the heart recovers electronically



Define: Depolarization - correct answer ✔✔contraction of cardiac cells



What does the QRS wave represent? - correct answer ✔✔ventricular contraction



What does the T wave represent? - correct answer ✔✔ventricular relaxation



Which wave only occurs occasionally in some patients? - correct answer ✔✔the U wave



What does the vertical line on the EKG represent? - correct answer ✔✔voltage



What does the horizontal line on the EKG represent? - correct answer ✔✔time



What is a baseline? - correct answer ✔✔the flat line that separates the various waves



What is one box equal to? - correct answer ✔✔.04 sec



What are 5 large squares equal to? - correct answer ✔✔.2 sec

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